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China supplier dissolved oxygen analyzer dissolved oxygen sensor arduino

Product Description

Products Description
Measurement variables
Dissolved oxygen, saturation, oxygen partial pressure
Measuring range
0 - 20mg/L,0 - 200%,0 - 400hPa
Temperature measurement type
NTC 10K/PT1000
Auto A/manual H Measuring range
-10 - 60℃ Resolution: 0.1℃ Correction
accuracy: ±0.5℃
Output type
4 - 20mA current transmission output
Max.loop resistance
Output type
RS485 digital Signal output
Communication protocol
Standard MODBUS-RTU (customizable)
Power supply
AC220V±10%,50Hz/60Hz (optional 24V±10%)
Alarm relay
Ultra resistant to pressure (0.6Mpa) wallop, imported (grit mesh metal membrane)
Up thread: M32 * 2.0
Measuring range: 0-20mg / L
Measuring principle: Current type sensor (polarographic electrode)
Breathable membrane thickness: 100μm
Electrode shell material: PVC or 316L stainless steel
Temperature compensation resistance: Pt100, Pt1000, 22K, 2.252K, etc.
Sensor life:> 2 years
Cable length: 5m
Detection limit: 0.01 mg / L (20 ℃)
Measurement limit: 40 mg / L
Response time: 2min (90%, 20 ℃)
Polarization time: 60min
Minimum flow rate: 2.5cm / s
Drift: <2% / month
Measurement error: <± 0.01 mg / L
Output Current: 50-80nA/0.1 mg / L Note: Maximum current 3.5uA
Polarization voltage: 0.7V
Zero oxygen: <0.01 mg / L
Calibration interval:> 60 days
Measured water temperature :0-60 ℃
Company Profile

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